Engine-Codes - Generic - P0750

P0750 Code - Shift Solenoid 'A' Malfunction

- Code Popularity: 94,295 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents

|What are the Possible Causes of the Code P0750?

  • Low transmission fluid level
  • Dirty transmission fluid
  • Faulty shift solenoid 'A' valve
  • Shift solenoid 'A' valve harness or connectors
  • Shift solenoid 'A' valve circuit is open or shorted

|How to Fix the P0750 Code?

Start by checking the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

|Code P0750 Tech Notes

When the a transmission solenoid is malfunction, in most cases the problem is not the electrical part of the solenoid; the problem is foreign material obstructing the mechanical function of the solenoid or the flow of the fluid through the transmission valve body. If the transmission fluid is very dirty, it is recommend changing the transmission fluid and if possible removing the transmission pan for further diagnosis. Excessive debris or metal particles on the transmission pan could be an indication that there is a transmission mechanical failure and that the transmission will need to be rebuilt or replaced.

|What is the Cost to Diagnose the Code P0750?

Labor: 1.0

The cost to diagnose the P0750 code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

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|When is the P0750 Code Detected?

The P0750 code is detected when TCM detects an improper voltage drop when it tries to operate the solenoid valve.

|What are Code P0750 Possible Symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)
  • Transmission will not shift gears.

|What Does the P0750 Code Mean?

Shift solenoid valve A is turned ON or OFF by the Transmission Control Module (TCM) in response to signals sent from the park/neutral position (PNP) switch, vehicle speed and Engine Control Module (ECM) (throttle opening). Gears will then be shifted to the optimum position.

Shift Solenoid 'A' Malfunction

|Need more Information on the P0750 Code?

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|Code P0750 Information for Specific Makes

|Need Help with the P0750 Code?

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